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Table 1 Socio-demographic and clinical features of subjects with AN and controls

From: Impact of speed and magnitude of weight loss on the development of brain trophic changes in adolescents with anorexia nervosa: a case control study

  AN group Control group Z p a
Mean (S.D.) Mean (S.D.)
n = 11 n = 8
Age 13.63 (2.77) 13.25 (2.43) - 0.17 0.87
Hollingshed index 2.73 (1.27) 2.50 (1.69) - 0.55 0.58
BMI k/m2 12.18 (0.87) 19.87 (1.45) - 3.7 <0.001
DeltaBMI 3.9 (2.73) -   -
Disease Duration (months) 14.45 (10.92) - - -
DeltaBMI/Disease duration 0.70 (0.80) - - -
  1. a Mann –Whitney U-test.
  2. AN = anorexia nervosa.
  3. S.D. = standard deviation.
  4. BMI = body mass index.
  5. DeltaBMI = (Delta body mass index) index of body weight loss which expresses the variation of the BMI between the onset of the disorder and the evaluation.